[jwt-cpp] Add new port (#6498)

ports/jwt-cpp/CONTROL

@@ -0,0 +1,3 @@
+Source: jwt-cpp
+Version: 2019-05-07
+Description: A header only library for creating and validating json web tokens in c++

ports/jwt-cpp/fix-picojson.patch

@@ -0,0 +1,12 @@
+diff --git a/include/jwt-cpp/jwt.h b/include/jwt-cpp/jwt.h
+index ec56810..a26fd97 100644
+--- a/include/jwt-cpp/jwt.h
++++ b/include/jwt-cpp/jwt.h
+@@ -1,6 +1,6 @@
+ #pragma once
+ #define PICOJSON_USE_INT64
+-#include "picojson.h"
++#include "picojson/picojson.h"
+ #include "base.h"
+ #include <set>
+ #include <chrono>

ports/jwt-cpp/fix-warning.patch

@@ -0,0 +1,31 @@
+diff --git a/include/jwt-cpp/base.h b/include/jwt-cpp/base.h
+index dfca7fc..4d05c0b 100644
+--- a/include/jwt-cpp/base.h
++++ b/include/jwt-cpp/base.h
+@@ -2,6 +2,10 @@
+ #include <string>
+ #include <array>
+ 
++#ifdef _MSC_VER
++#pragma warning(disable : 4267)
++#endif
++
+ namespace jwt {
+ 	namespace alphabet {
+ 		struct base64 {
+diff --git a/include/jwt-cpp/jwt.h b/include/jwt-cpp/jwt.h
+index ec56810..313cef2 100644
+--- a/include/jwt-cpp/jwt.h
++++ b/include/jwt-cpp/jwt.h
+@@ -12,6 +12,11 @@
+ #include <openssl/ec.h>
+ #include <openssl/err.h>
+ 
++#ifdef _MSC_VER
++#pragma warning(disable : 4267)
++#pragma warning(disable : 4067)
++#endif
++
+ //If openssl version less than 1.1
+ #if OPENSSL_VERSION_NUMBER < 269484032
+ #define OPENSSL10

ports/jwt-cpp/portfile.cmake

@@ -0,0 +1,23 @@
+#header-only library
+include(vcpkg_common_functions)
+
+set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/jwt-cpp)
+
+vcpkg_from_github(OUT_SOURCE_PATH SOURCE_PATH
+    REPO Thalhammer/jwt-cpp
+    REF 1d2b1bac13e54f99df4f890cd674ec149c135762
+    SHA512 a45f12104e38a8b05a0ea5b5f91034b65d85dd048664bbda4f2909df32688726d599161e3d6541fd6f36c784d21c24a4d2666f670c3281b9e9130bc8a96fce39
+    HEAD_REF master
+    PATCHES fix-picojson.patch
+            fix-warning.patch)
+
+# Copy the header files
+file(GLOB HEADER_FILES ${SOURCE_PATH}/include/jwt-cpp/*)
+file(COPY ${HEADER_FILES}
+     DESTINATION ${CURRENT_PACKAGES_DIR}/include/jwt-cpp
+     REGEX "\.(gitattributes|gitignore|picojson.h)$" EXCLUDE)
+
+# Put the licence file where vcpkg expects it
+file(COPY ${SOURCE_PATH}/LICENSE
+     DESTINATION ${CURRENT_PACKAGES_DIR}/share/jwt-cpp)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/jwt-cpp/LICENSE ${CURRENT_PACKAGES_DIR}/share/jwt-cpp/copyright)